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<title>化学分子式详情</title>
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    	<a href="#" class="nav">化合物结构式检索</a>  |  
        <a href="#" class="nav">化合物名称检索</a>  |  
        <a href="#" class="nav">CAS号检索</a>  |  
        <a href="#" class="nav">分子式检索</a>
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    <h1>分子式检索</h1>
    <h2>请在输入框内输分子式检索进行检索！</h2>
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        <p align="center"><h2>分子式
        <INPUT name=txtQuery size="29" style="WIDTH: 200px; HEIGHT: 22px"></h2>
        <br><br>
        <input type="radio" value="jq" checked name="jqmh">精确检索      
        <input type="radio" name="jqmh" value="mh">模糊检索</p>
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        <td>新用户小贴士：</td>
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        <td>(1) 名称的输入，例如 <font color=red>ethanol,  乙醇 </font>.</td>
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        <td>(2) 分子式中下标直接输入，例如 <font color=red>C2H6O </font>.</td>
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